code: def test_fill_from_lock_empty_data(dvc):
      stage = create_stage(
          PipelineStage, dvc, PROJECT_FILE, deps=["foo"], outs=["bar"]
      )
      StageLoader.fill_from_lock(stage, None)
      assert not stage.deps[0].hash_info
      assert not stage.outs[0].hash_info
      StageLoader.fill_from_lock(stage, {})
      assert not stage.deps[0].hash_info
      assert not stage.outs[0].hash_info
  
imports: import os
  from copy import deepcopy
  from itertools import chain
  import pytest
  from dvc.dvcfile import PROJECT_FILE, load_file
  from dvc.stage import PipelineStage, create_stage
  from dvc.stage.loader import StageLoader
  from dvc.stage.serialize import split_params_deps
  from dvc_data.hashfile.hash_info import HashInfo
label_desc: Use image node_id 10 for calling a global function with example usage: test_fill_from_lock_empty_data(dvc) without return types